Home / 10,278.46-14,184.21-5,802.10

Finding the Fourth Proportional to 10,278.46, 14,184.21 and 5,802.10

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Solution

The fourth proportional to 10,278.46, 14,184.21 and 5,802.10 is: 8,006.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278.46 : 14,184.21 = 5,802.10 : x
  2. Step 2: Convert to fraction form
    10,278.46/14,184.21 = 5,802.10/x
  3. Step 3: Cross multiply
    10,278.46x = 14,184.21 × 5,802.10
  4. Step 4: Simplify right side
    10,278.46x = 82,298,191.14
  5. Step 5: Solve for x
    x = 82,298,191.14/10,278.46
  6. Step 6: Final answer
    x = 8,006.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.